export default {
    parseTime(time, cFormat) {
        if (arguments.length === 0 || !time) {
            return null
        }
        const format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}'
        let date
        if (typeof time === 'object') {
            date = time
        } else {
            if ((typeof time === 'string')) {
                if ((/^[0-9]+$/.test(time))) {
                    // support "1548221490638"
                    time = parseInt(time)
                } else {
                    // support safari
                    // https://stackoverflow.com/questions/4310953/invalid-date-in-safari
                    time = time.replace(new RegExp(/-/gm), '/')
                }
            }

            if ((typeof time === 'number') && (time.toString().length === 10)) {
                time = time * 1000
            }
            date = new Date(time)
        }
        const formatObj = {
            y: date.getFullYear(),
            m: date.getMonth() + 1,
            d: date.getDate(),
            h: date.getHours(),
            i: date.getMinutes(),
            s: date.getSeconds(),
            a: date.getDay()
        }
        const time_str = format.replace(/{([ymdhisa])+}/g, (result, key) => {
            const value = formatObj[key]
            // Note: getDay() returns 0 on Sunday
            if (key === 'a') {
                return ['日', '一', '二', '三', '四', '五', '六'][value]
            }
            return value.toString().padStart(2, '0')
        })
        return time_str
    },

    /**
     * @param {number} time
     * @param {string} option
     * @returns {string}
     */
    formatTime(time, option) {
        if (('' + time).length === 10) {
            time = parseInt(time) * 1000
        } else {
            time = +time
        }
        const d = new Date(time)
        const now = Date.now()

        const diff = (now - d) / 1000

        if (diff < 30) {
            return '刚刚'
        } else if (diff < 3600) {
            // less 1 hour
            return Math.ceil(diff / 60) + '分钟前'
        } else if (diff < 3600 * 24) {
            return Math.ceil(diff / 3600) + '小时前'
        } else if (diff < 3600 * 24 * 2) {
            return '1天前'
        }
        if (option) {
            return parseTime(time, option)
        } else {
            return (
                d.getMonth() +
                1 +
                '月' +
                d.getDate() +
                '日' +
                d.getHours() +
                '时' +
                d.getMinutes() +
                '分'
            )
        }
    },

    /**
     * @param {string} url
     * @returns {Object}
     */
    param2Obj(url) {
        const search = decodeURIComponent(url.split('?')[1]).replace(/\+/g, ' ')
        if (!search) {
            return {}
        }
        const obj = {}
        const searchArr = search.split('&')
        searchArr.forEach(v => {
            const index = v.indexOf('=')
            if (index !== -1) {
                const name = v.substring(0, index)
                const val = v.substring(index + 1, v.length)
                obj[name] = val
            }
        })
        return obj
    },

    to_price(x) {
        var f = parseFloat(x);
        if (isNaN(f)) {
            return 0;
        }
        var f1 = x / 100;
        // var f1 = x;
        var f = Math.round(f1 * 100) / 100;
        var s = f.toString();
        var rs = s.indexOf('.');
        if (rs < 0) {
            rs = s.length;
            s += '.';
        }
        while (s.length <= rs + 2) {
            s += '0';
        }
        return s;
    },
//list to text
    to_text(value, list) {
        for (var i = 0; i !== list.length; ++i) {
            if (list[i].value == value) {
                return list[i].text;
            }
        }
        return "";
    }

}
